Diagnosis
The DR has reported internal partner as &SYST-MSGV1& which is not foundin the system. Distributor's partner has not been reported.

Procedure
Create an internal partner (customer master). The newly createdinternal partner will be updated in staging records with distributor'spartner blank, internal partner as &SYST-MSGV1& and tracking partnerSyst-msgv2.
OR
Search for existing internal partners (customer master) based onaddress. The selected internal partner will be updated in stagingrecords with Distributor's partner blank, internal partner asSyst-msgv1 and tracking partner syst-msgv2.